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Vulnerability record · CVE-2020-19678 · published 6 April 2023

CVE-2020-19678: Oisf suricata path traversal vulnerability

Oisf · Suricata

Directory Traversal vulnerability found in Pfsense v.2.1.3 and Pfsense Suricata v.1.4.6 pkg v.1.0.1 allows a remote attacker to obtain sensitive information via the file parameter to suricata/suricata_logs_browser.php.

7.5 CVSS 3.1 High EPSS 3.5% · top 11.3% CWE-22 · Path traversal
7.5CVSS 3.1 base score
3.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Directory Traversal vulnerability found in Pfsense v.2.1.3 and Pfsense Suricata v.1.4.6 pkg v.1.0.1 allows a remote attacker to obtain sensitive information via the file parameter to suricata/suricata_logs_browser.php.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.2ngon.com/2015/01/lfi-vulnerability-suricata-146-pkg-v101.html Broken Link
https://github.com/pfsense/pfsense-packages/commit/59ed3438729fd56452f58a0f79f0c288db982ac3 Patch
https://pastebin.com/8dj59053 ExploitThird Party Advisory
http://www.2ngon.com/2015/01/lfi-vulnerability-suricata-146-pkg-v101.html Broken Link
https://github.com/pfsense/pfsense-packages/commit/59ed3438729fd56452f58a0f79f0c288db982ac3 Patch
https://pastebin.com/8dj59053 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.9CVE-2025-69691Pfsense improper access control vulnerabilityNetgate pfSense CE 2.8.0 allows code execution in the XMLRPC API via pfsense.exec_php. NOTE: the Supplier disputes this because the API call is only …EPSS 0.68%9.8CVE-2026-22262Oisf suricata stack-based buffer overflow vulnerabilitySuricata is a network IDS, IPS and NSM engine. While saving a dataset a stack buffer is used to prepare the data. Prior to versions 8.0.3 and 7.0.14,…EPSS 0.55%9.8CVE-2023-29974Pfsense weak password requirements vulnerabilityAn issue discovered in Pfsense CE version 2.6.0 allows attackers to compromise user accounts via weak password requirements.EPSS 1.8%9.8CVE-2023-35853Oisf suricata code injection vulnerabilityIn Suricata before 6.0.13, an adversary who controls an external source of Lua rules may be able to execute Lua code. This is addressed in 6.0.13 by …EPSS 1.0%9.8CVE-2023-27100Netgate pfsense plus improper restriction of authentication attempts vulnerabilityImproper restriction of excessive authentication attempts in the SSHGuard component of Netgate pfSense Plus software v22.05.1 and pfSense CE software…EPSS 9.8%9.8CVE-2021-37592Oisf suricata out-of-bounds write vulnerabilitySuricata before 5.0.8 and 6.x before 6.0.4 allows TCP evasion via a client with a crafted TCP/IP stack that can send a certain sequence of segments.EPSS 1.6%9.8CVE-2018-10244Oisf suricata integer overflow vulnerabilitySuricata version 4.0.4 incorrectly handles the parsing of an EtherNet/IP PDU. A malformed PDU can cause the parsing code to read beyond the allocated…EPSS 1.7%9.1CVE-2026-45764Oisf suricata type confusion vulnerabilitySuricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to versions 7.0.16 and 8.…EPSS 0.63%

Source: NIST National Vulnerability Database (record CVE-2020-19678), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.